Cosmetic composition comprising a cationic polyurethane and a silicone, to be applied during hair dressing

Abstract

The present disclosure relates to a cosmetic composition and hairstyling method comprising, in a cosmetically acceptable aqueous medium: (i) at least one cationic polyurethane comprising at least one non-ionic unit derived from at least one polymer chosen from olefinic homopolymers and copolymers, and (ii) at least one silicone chosen from polydialkyl siloxanes and organomodified polysiloxanes comprising at least one functional group chosen from poly(oxyalkylene), amine and alkoxy groups.

1 . A cosmetic composition comprising, in a cosmetically acceptable aqueous medium:
 (i) at least one cationic polyurethane comprising at least one non-ionic unit derived from at least one polymer chosen from olefinic homopolymers and copolymers, and   (ii) at least one silicone chosen from polydialkyl siloxanes and organomodified polysiloxanes comprising at least one functional group chosen from poly(oxyalkylene), amine and alkoxy groups.   
   
   
       2 . A cosmetic composition according to  claim 1 , wherein at least 50% by weight of the polyurethane non-ionic units, relative to the total weight of the polyurethane non-ionic units are derived from at least one polymer chosen from olefinic homopolymers and copolymers. 
   
   
       3 . A cosmetic composition according to  claim 1 , wherein all the polyurethane non-ionic units are derived from at least one polymer chosen from olefinic homopolymers and copolymers. 
   
   
       4 . A cosmetic composition according to  claim 1 , wherein said olefinic homopolymers and copolymers are homopolymers and copolymers carrying labile hydrogen functions at their ends, and comprising units chosen from ethylene, propylene, 1-butylene, 2-butylene, isobutylene, 1,2-butadiene, 1,4-butadiene, isoprene units and mixtures thereof. 
   
   
       5 . A cosmetic composition according to  claim 4 , wherein said olefinic homopolymers and copolymers are derived from optionally hydrogenated 1,2- and/or 1,4-butadiene. 
   
   
       6 . A cosmetic composition according to  claim 1 , wherein the at least one cationic polyurethane comprises:
 (a) cationic units resulting from the reaction of at least one tertiary or quaternary amine comprising at least two labile hydrogen-containing reactive functions,   (b) non ionic units, at least one unit (b1) of which results from the reaction of at least one polymer chosen from olefinic homopolymers and copolymers carrying labile hydrogen-containing reactive functions at their ends and having a glass transition temperature (Tg) lower than 10° C., and   (c) units resulting from the reaction of at least one diisocyanate.   
   
   
       7 . A cosmetic composition according to  claim 6 , wherein the cationic (a) units result from the reaction of at least one tertiary or quaternary amine comprising two labile hydrogen-containing reactive functions. 
   
   
       8 . A cosmetic composition according to  claim 7 , wherein said amine is chosen from amines having the following formulas: 
     
       
         
         
             
             
         
       
     
     wherein
 each R a  is independently chosen from linear or branched C 1 -C 6  alkylene groups, C 3 -C 6  cycloalkylene groups, arylene groups, and mixtures thereof; wherein all of them may be substituted with at least one halogen atom and comprise at least one heteroatom chosen from O, N, P and S, 
 each R b  is independently chosen from C 1 -C 6  alkyl groups, C 3 -C 6  cycloalkyl groups, aryl groups, and mixtures thereof; wherein all of them may be substituted with at least one halogen atom and comprise at least one heteroatom chosen from O, N, P and S, 
 each X is independently chosen from oxygen and sulfur atoms and from NH and NR c  groups, wherein R c  is a C 1 -C 6  alkyl group, and 
 A −  is a physiologically acceptable counter-ion. 
 
   
   
       9 . A cosmetic composition according to  claim 8 , wherein the cationic (a) units result from the reaction of N-methyldiethanol amine or N-tert-butyldiethanol amine. 
   
   
       10 . A cosmetic composition according to  claim 7 , wherein the (a) units result from the reaction of at least one tertiary and/or quaternary amine function-containing polymer, carrying labile hydrogen-containing reactive functions at their ends chosen from —OH, —NH 2 , —NHR c  and —SH, and having a weight average molecular weight ranging from 400 to 10,000, wherein R c  is a C 1 -C 6  alkyl group. 
   
   
       11 . A cosmetic composition according to  claim 6 , wherein the at least one cationic polyurethane optionally comprises at least one non-ionic (b2) unit, different from the at least one (b1) unit, derived from a non-ionic monomer compound comprising at least two labile hydrogen functions that can react with said at least one (c) compound(s) comprising at least one diisocyanate. 
   
   
       12 . A cosmetic composition according to  claim 11 , wherein
 the cationic (a) units are present in an amount ranging from 0.1 to 90% by weight relative to the total weight of the cationic polyurethane total units, the nonionic units derived from a (b1) olefinic homo- or copolymer are present in an amount ranging from 10 to 99.9% by weight relative to the total weight of the cationic polyurethane total units, and   the (b2) non ionic units are present in an amount ranging from 0 to 50% by weight relative to the total weight of the cationic polyurethane total units.   
   
   
       13 . A cosmetic composition according to  claim 6 , wherein said at least one diisocyanate is chosen from methylenediphenyl diisocyanate, methylenecyclohexane diisocyanate, isophorone diisocyanate, toluene diisocyanate, naphthalene diisocyanate, 1,4-butane diisocyanate and 1,6-hexane diisocyanate. 
   
   
       14 . A cosmetic composition according to  claim 13 , wherein said diisocyanate is isophorone diisocyanate. 
   
   
       15 . A cosmetic composition according to  claim 6 , wherein the (c) units are present in an amount ranging from 1 to 60% by weight relative to the weight of the cationic polyurethane total units. 
   
   
       16 . A cosmetic composition according to  claim 6 , wherein said at least one non-ionic monomer compound forming the at least one (b2) non-ionic unit(s) is chosen from C 1 -C 12  diols and C 1 -C 6  aminoalcohols 
   
   
       17 . A cosmetic composition according to  claim 6 , wherein the cationic polyurethane does not comprise any further unit in addition to the (a), (b) and (c) units. 
   
   
       18 . A cosmetic composition according to  claim 6 , wherein the at least one cationic polyurethane is of the elastic type. 
   
   
       19 . A composition according to  claim 1 , wherein said at least one cationic polyurethane is present in an amount ranging from 0.01% to 40% by weight relative to the total weight of the composition. 
   
   
       20 . A composition according to  claim 19 , wherein said at least one cationic polyurethane is present in an amount ranging from 0.1 to 10% by weight relative to the total weight of the composition. 
   
   
       21 . A composition according to  claim 1 , wherein said polydialkyl siloxanes are cyclic, linear or branched polydialkyl siloxanes. 
   
   
       22 . A composition according to  claim 1 , wherein said polydialkyl siloxanes are polydimethyl siloxanes that have been organomodified with poly(oxyalkylene) groups, optionally substituted amine groups, and alkoxy groups. 
   
   
       23 . A composition according to  claim 1 , wherein said at least one silicone is present in an amount ranging from 0.01 to 20% by weight relative to the total weight of the composition. 
   
   
       24 . A composition according to  claim 23 , wherein said at least one silicone is present in an amount ranging from 0.1 to 5% by weight relative to the total weight of the composition. 
   
   
       25 . A composition according to  claim 1 , wherein said polydialkyl siloxanes are polydialkyl(C 1 -C 8 )siloxanes. 
   
   
       26 . A composition according to  claim 1 , further comprising at least one additive chosen from gelling agents and/or thickeners, surfactants, organic solvents, fragrances, mineral, vegetable and/or synthetic oils, fatty acid esters, pH stabilizing agents, preserving agents and UV absorbers. 
   
   
       27 . A composition according to  claim 1 , further comprising a gas propellant and being in the form of an aerosol. 
   
   
       28 . A hairstyling method, comprising:
 applying onto the hair a composition comprising:
 (i) at least one cationic polyurethane comprising at least one non-ionic unit derived from at least one polymer chosen from olefinic homopolymers and copolymers, and 
 (ii) at least one silicone chosen from polydialkyl siloxanes and organomodified polysiloxanes comprising at least one functional group chosen from poly(oxyalkylene), amine and alkoxy groups; 
   optionally rinsing the hair, and   styling and drying the hair.